package 愚人节;

import java.math.BigInteger;
import java.util.Scanner;

/**
 * @Title: C
 * @Author 贾金博
 * @Package 愚人节
 * @Date 2025/4/7 上午11:51
 * @description: A + b
 */
public class C {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        BigInteger a = sc.nextBigInteger();
        BigInteger b = sc.nextBigInteger();
        System.out.println(a.add(b));

    }
}
